Buggy code:
class WizardFileSystemImportPage1 extends WizardImportPage implements ISelectionChangedListener , Listener { private List selectedResources ; private FileSystemElement root ; private IWorkbench workbench ; protected Combo typesToImportField ; protected Button typesToImportEditButton ; protected Combo sourceNameField ; protected Button sourceBrowseButton ; protected Button importAllResourcesRadio ; protected Button importTypedResourcesRadio ; protected Button detailsButton ; protected Label detailsDescriptionLabel ; protected Button overwriteExistingResourcesCheckbox ; protected Button createContainerStructureCheckbox ; private static final int SIZING_TEXT_FIELD_WIDTH = 250 ; private static final int SIZING_LIST_HEIGHT = 150 ; private static final int COMBO_HISTORY_LENGTH = 5 ; private static final String TYPE_DELIMITER = DataTransferMessages . getString ( "DataTransfer.typeDelimiter" ) ; private static final String STORE_SOURCE_NAMES_ID = "WizardFileSystemImportPage1.STORE_SOURCE_NAMES_ID" ; private static final String STORE_IMPORT_ALL_RESOURCES_ID = "WizardFileSystemImportPage1.STORE_IMPORT_ALL_FILES_ID" ; private static final String STORE_OVERWRITE_EXISTING_RESOURCES_ID = "WizardFileSystemImportPage1.STORE_OVERWRITE_EXISTING_RESOURCES_ID" ; private static final String STORE_CREATE_CONTAINER_STRUCTURE_ID = "WizardFileSystemImportPage1.STORE_CREATE_CONTAINER_STRUCTURE_ID" ; private static final String STORE_SELECTED_TYPES_ID = "WizardFileSystemImportPage1.STORE_SELECTED_TYPES_ID" ; protected WizardFileSystemImportPage1 ( String name , IWorkbench aWorkbench , IStructuredSelection selection ) { } public WizardFileSystemImportPage1 ( IWorkbench aWorkbench , IStructuredSelection selection ) { } protected void addToSelectedResources ( FileSystemElement element ) { } protected void createOptionsGroup ( Composite parent ) { } protected void createSourceGroup ( Composite parent ) { Composite sourceContainerGroup = new Composite ( parent , SWT . NONE ) ; GridLayout layout = new GridLayout ( ) ; layout . numColumns = 3 ; sourceContainerGroup . setLayout ( layout ) ; sourceContainerGroup . setLayoutData ( new GridData ( ( ( GridData . HORIZONTAL_ALIGN_FILL ) | ( GridData . GRAB_HORIZONTAL ) ) ) ) ; new Label ( sourceContainerGroup , SWT . NONE ) . setText ( getSourceLabel ( ) ) ; sourceNameField = new Combo ( sourceContainerGroup , SWT . BORDER ) ; sourceNameField . addListener ( Modify , this ) ; sourceNameField . addListener ( Selection , this ) ; GridData data = new GridData ( ( ( GridData . HORIZONTAL_ALIGN_FILL ) | ( GridData . GRAB_HORIZONTAL ) ) ) ; data . widthHint = WizardFileSystemImportPage1 . SIZING_TEXT_FIELD_WIDTH ; sourceNameField . setLayoutData ( data ) ; sourceBrowseButton = new Button ( sourceContainerGroup , SWT . PUSH ) ; sourceBrowseButton . setText ( DataTransferMessages . getString ( "DataTransfer.browse" ) ) ; sourceBrowseButton . addListener ( Selection , this ) ; sourceBrowseButton . setLayoutData ( new GridData ( GridData . HORIZONTAL_ALIGN_FILL ) ) ; createSpacer ( parent ) ; <START_BUG> Label label = createBoldLabel ( parent , DataTransferMessages . getString ( "FileImport.whichTypesImport" ) ) ; <END_BUG> Composite sourceTypesGroup = new Composite ( parent , SWT . NONE ) ; layout = new GridLayout ( ) ; layout . numColumns = 3 ; sourceTypesGroup . setLayout ( layout ) ; sourceTypesGroup . setLayoutData ( new GridData ( ( ( GridData . HORIZONTAL_ALIGN_FILL ) | ( GridData . GRAB_HORIZONTAL ) ) ) ) ; importAllResourcesRadio = new Button ( sourceTypesGroup , SWT . RADIO ) ; importAllResourcesRadio . setText ( DataTransferMessages . getString ( "DataTransfer.allTypes" ) ) ; importAllResourcesRadio . addListener ( Selection , this ) ; data = new GridData ( ( ( GridData . HORIZONTAL_ALIGN_FILL ) | ( GridData . GRAB_HORIZONTAL ) ) ) ; data . horizontalSpan = 3 ; importAllResourcesRadio . setLayoutData ( data ) ; importTypedResourcesRadio = new Button ( sourceTypesGroup , SWT . RADIO ) ; importTypedResourcesRadio . setText ( DataTransferMessages . getString ( "FileImport.filesofType" ) ) ; importTypedResourcesRadio . addListener ( Selection , this ) ; typesToImportField = new Combo ( sourceTypesGroup , SWT . NONE ) ; data = new GridData ( ( ( GridData . HORIZONTAL_ALIGN_FILL ) | ( GridData . GRAB_HORIZONTAL ) ) ) ; data . widthHint = WizardFileSystemImportPage1 . SIZING_TEXT_FIELD_WIDTH ; typesToImportField . setLayoutData ( data ) ; typesToImportField . addListener ( Modify , this ) ; typesToImportEditButton = new Button ( sourceTypesGroup , SWT . PUSH ) ; typesToImportEditButton . setText ( DataTransferMessages . getString ( "FileImport.edit" ) ) ; typesToImportEditButton . setLayoutData ( new GridData ( ( ( GridData . HORIZONTAL_ALIGN_FILL ) | ( GridData . VERTICAL_ALIGN_END ) ) ) ) ; typesToImportEditButton . addListener ( Selection , this ) ; Composite fileDetailsGroup = new Composite ( parent , SWT . NONE ) ; layout = new GridLayout ( ) ; layout . numColumns = 2 ; fileDetailsGroup . setLayout ( layout ) ; fileDetailsGroup . setLayoutData ( new GridData ( ( ( GridData . HORIZONTAL_ALIGN_FILL ) | ( GridData . GRAB_HORIZONTAL ) ) ) ) ; detailsButton = new Button ( fileDetailsGroup , SWT . PUSH ) ; detailsButton . setText ( DataTransferMessages . getString ( "DataTransfer.details" ) ) ; detailsButton . addListener ( Selection , this ) ; detailsDescriptionLabel = new Label ( fileDetailsGroup , SWT . NONE ) ; data = new GridData ( ( ( GridData . HORIZONTAL_ALIGN_FILL ) | ( GridData . GRAB_HORIZONTAL ) ) ) ; detailsDescriptionLabel . setLayoutData ( data ) ; typesToImportField . setEnabled ( false ) ; typesToImportEditButton . setEnabled ( false ) ; importAllResourcesRadio . setSelection ( true ) ; resetSelection ( ) ; sourceNameField . setFocus ( ) ; } protected void displaySelectedCount ( int selectedFileCount ) { } protected boolean ensureSourceIsValid ( ) { } protected boolean executeImportOperation ( ImportOperation op ) { } public boolean finish ( ) { } protected FileSystemElement getFileSystemTree ( ) { } protected FileSystemElement getRoot ( ) { } protected List getSelectedResources ( ) { } protected File getSourceDirectory ( ) { } private String getSourceDirectoryName ( ) { } protected String getSourceLabel ( ) { } protected List getTypesToImport ( ) { } protected String [ ] getTypesToImportArray ( ) { } protected void handleDetailsButtonPressed ( ) { } public void handleEvent ( Event e ) { } protected void handleSourceBrowseButtonPressed ( ) { } protected void handleTypesEditButtonPressed ( ) { } protected boolean importAllResources ( ) { } protected boolean importResources ( List fileSystemObjects ) { } protected void initializeOperation ( ImportOperation op ) { } protected List queryResourcesToImport ( FileSystemElement rootElement ) { } protected void resetSelection ( ) { } protected void restoreWidgetValues ( ) { } protected void saveWidgetValues ( ) { }

Fix:
createBoldLabel ( parent , DataTransferMessages . getString ( "FileImport.whichTypesImport" ) ) ;